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Some New Folded Long-Focus Chiefs with Melles-Griot Lenses   Message List  
Reply | Forward Message #478 of 853 |
Re: [spiderless] Some New Folded Long-Focus Chiefs with Melles-Griot Lenses

roger ceragioli wrote:
>
>
> I simply wanted to show what kind of spot sizes one could expect
> without tilting the eyepiece. So, yes, I let the optimization
> algorithm proceed without allowing for a focal plane tilt. One could
> add another coordinate break and let the program determine the
> optimum tilt. But unless one built as an accessory a holder to hold
> the eyepiece at the specified tilt, then one would not realize the
> calculated image quality, no?


That's what I thought, but, yes, I wanted to confirm it.




Mon Jun 29, 2009 5:52 am

rflrs2000
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Message #478 of 853 |
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Hi, All. I've taken down my old files and put up one new one, containing two complete designs for "refractor-like," long f/ratio folded Chiefs. They both...
Roger Ceragioli
apoachroroger
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Jun 28, 2009
9:02 pm

... By not specifying the focal surface tilt of 1.2 degrees, are you attempting to optimize it in a particular way?...
Richard F.L.R. Snashall
rflrs2000
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Jun 28, 2009
10:23 pm

Richard, I simply wanted to show what kind of spot sizes one could expect without tilting the eyepiece. So, yes, I let the optimization algorithm proceed...
roger ceragioli
apoachroroger
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Jun 29, 2009
5:48 am

... That's what I thought, but, yes, I wanted to confirm it....
Richard F.L.R. Snashall
rflrs2000
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Jun 29, 2009
5:53 am
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